<table>
  <caption>许善祥6月的随笔</caption>
  <thead>
    <tr>
      <th>序号</th>
      <th>标题</th>
      <th>日期</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td data-label="序号">1</td>
      <td data-label="标题">常见数据库中判断表、字段是否存在的SQL语句</td>
      <td data-label="日期">2022-06-30</td>
    </tr>
    <tr>
      <td scope="row" data-label="序号">2</td>
      <td data-label="标题">MySQL分表查询之Merge存储引擎实现</td>
      <td data-label="日期">2022-06-27</td>
    </tr>
    <tr>
      <td scope="row" data-label="序号">3</td>
      <td data-label="标题">html与js实现视频截图</td>
      <td data-label="日期">2022-06-25</td>
    </tr>
    <tr>
      <td scope="row" data-label="序号">4</td>
      <td data-label="标题">MySQL根据表前缀批量修改、删除表</td>
      <td data-label="日期">2022-06-24</td>
    </tr>
  </tbody>
</table>

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table th,
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table th {
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